data_global _amcsd_formula_title 'As5 K6 Sn3' loop_ _publ_author_name 'Klein J' 'Eisenmann B' _journal_name_full 'Materials Research Bulletin' _journal_volume 23 _journal_year 1988 _journal_page_first 587 _journal_page_last 594 _publ_section_title ; Zintl-Phasen mit komplexen Anionen: Darstellung und Einkristallstrukturbestimmung von KSnAs und K6Sn3As5 _cod_database_code 1008519 ; _database_code_amcsd 0016412 _chemical_formula_sum 'K6 Sn3 As5' _cell_length_a 14.800 _cell_length_b 10.728 _cell_length_c 10.934 _cell_angle_alpha 90 _cell_angle_beta 90 _cell_angle_gamma 90 _cell_volume 1736.039 _exptl_crystal_density_diffrn 3.693 _symmetry_space_group_name_H-M 'P m m n' loop_ _space_group_symop_operation_xyz 'x,y,z' 'x,1/2-y,z' '-x,1/2+y,-z' '1/2-x,y,z' '1/2+x,-y,-z' '1/2+x,1/2+y,-z' '1/2-x,1/2-y,z' '-x,-y,-z' loop_ _atom_site_label _atom_site_fract_x _atom_site_fract_y _atom_site_fract_z K1 0.10150 0.04400 0.10420 K2 0.02970 0.25000 0.41240 K3 0.39900 0.04880 0.70030 K4 0.25000 0.25000 0.89920 K5 0.25000 0.75000 0.58390 Sn1 0.25000 0.08080 0.39520 Sn2 0.62400 0.25000 0.11930 Sn3 0.64920 0.25000 0.73370 As1 0.25000 0.93100 0.89950 As2 0.25000 0.25000 0.21720 As3 0.25000 0.25000 0.57290 As4 0.39360 0.94190 0.40710 As5 0.52440 0.25000 0.90940